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1974 Stringforces binary search bitmasks data structures dp greedy strings two pointers Statement E Educational Codeforces Round 111 (Rated for Div. 2) {1550} PROGRAMMING Educational Codeforces Round 111 Editorial
1525 Comfortably Numb binary search bitmasks data structures divide and conquer dsu strings trees two pointers Statement F Codeforces Round 845 (Div. 2) and ByteRace 2023 {1777} PROGRAMMING 2750.0 Codeforces Round #845 (Div. 2) and ByteRace 2023 Editorial
17260 Cat, Fox and the Lonely Array binary search bitmasks data structures greedy math two pointers Statement B Codeforces Round 945 (Div. 2) {1973} PROGRAMMING 1000.0 Editorial for Codeforces Round #945 (Div. 2) 1300
1627 array-value binary search bitmasks data structures two pointers Statement F Codeforces Round 956 (Div. 2) and ByteRace 2024 {1983} PROGRAMMING 2500.0
6087 Eating binary search bitmasks data structures greedy two pointers Statement D Codeforces Round 1005 (Div. 2) {2064} PROGRAMMING 1750.0 Codeforces Round 1005 (Div. 2) Editorial
958 KiaKio and Energy Intervals binary search bitmasks brute force data structures divide and conquer greedy two pointers Statement C Codeforces Round 1124 (Div. 1) {2268} PROGRAMMING 1750.0 157140